Objective: To compare the most severe lifetime (current or past) mood symptoms, duration of
illness, and rates of lifetime comorbid disorders among youth with bipolar spectrum …

Context Despite the high morbidity associated with bipolar disorder (BP), few studies have
prospectively studied the course of this illness in youth. Objective To assess the longitudinal …

OBJECTIVE:: To compare the prevalence, clinical correlates, and comorbidity among
children and adolescents with bipolar disorder (BPD) assessed in the early 1990s (first …

Objective: The authors sought to assess the longitudinal course of youths with bipolar
spectrum disorders over a 4-year period. Method: At total of 413 youths (ages 7–17 years) …

BACKGROUND: The primary purpose of this study was to explore whether age differences
in the phenomenology of bipolar disorders from 4 to 17 years of age exist. METHODS …

BACKGROUND: A comparison of the prevalence, clinical correlates, and patterns of
comorbidity among children with bipolar disorder (BPD) assessed in the early 1990s (1st …

Objectives Controversy surrounds the diagnostic categorization of children with episodic
moods that cause impairment, but do not meet DSM‐IV criteria for bipolar I (BD‐I) or bipolar …

Background The existence of bipolar disorder (BP) in youth is controversial. Methods The
current evidence regarding the diagnosis of BP in youth was reviewed. Results BP is a …

The longitudinal course of children and adolescents with bipolar disorder (BP) is manifested
by frequent changes in symptom polarity with a fluctuating course showing a dimensional …

Context Children and adolescents who present with manic symptoms frequently do not meet
the fullDSM-IVcriteria for bipolar I disorder (BP-I). Objective To assess the clinical …